Asphalt-adhesion improving additives prepared by formaldehyde co

Details Asphalt-adhesion improving additives prepared by formaldehyde co Asphalt-adhesion improving additives prepared by formaldehyde co

1983-08-12

1987-01-27

Yarbrough, Amelia B.

Compositions: coating or plastic

Coating or plastic compositions

Bituminous material or tarry residue

106273N, 208 44, C09D 324

Patent

active

046392734

ABSTRACT:
Formaldehyde adducts of amines, polyamines and amides conforming to the general formula ##STR1## are employed in asphalt compositions in order to improve the overall adhesion between the asphalt and aggregate or glass fiber or glass fiber mesh and to thereby increase the tensile strength of the asphalt composition.

REFERENCES:
patent: 3259512 (1966-07-01), Dickson et al.
patent: 3511774 (1970-05-01), Long et al.
patent: 3615797 (1971-10-01), Ohtsuka
patent: 3928061 (1972-12-01), Hellsten et al.
patent: 4176115 (1979-11-01), Hartman
Derwent Abstract, Accession No. 771065-AE, Japanese Pat. No. JA-7140874-R, Yatanabe 10/6/66.
Derwent Abstract, Accession No. 81-35664D/20, Russian Pat. No. 622253-A, 4/11/77.

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